Finding the Fourth Proportional to 2,662,984.32, 3,994,644.60 and 1,125,693.06
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Solution
The fourth proportional to 2,662,984.32, 3,994,644.60 and 1,125,693.06 is: 1,688,610.66
Step by Step Solution
- Step 1: Write the proportion equation
2,662,984.32 : 3,994,644.60 = 1,125,693.06 : x - Step 2: Convert to fraction form
2,662,984.32/3,994,644.60 = 1,125,693.06/x - Step 3: Cross multiply
2,662,984.32x = 3,994,644.60 × 1,125,693.06 - Step 4: Simplify right side
2,662,984.32x = 4,496,743,703,386.48 - Step 5: Solve for x
x = 4,496,743,703,386.48/2,662,984.32 - Step 6: Final answer
x = 1,688,610.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.